42. What happened to the aircraft after the pilots refused to operate the flight?
(A) It was found to be too old for any more flight service.
(B) Its mechanical problem was detected and finally repaired.
(C) It was removed from the airport for a week-long checkup.
(D) Its power component problem remained and no crew would operate the flight.
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統計: A(1), B(13), C(1), D(9), E(0) #2737438
統計: A(1), B(13), C(1), D(9), E(0) #2737438